#include <Servo.h>

const int led1 = 12;
const int button1 = 7; 
const int button2 = 8;
const int myservo = 3;

int angle = 0;
Servo s1;

void setup() {
  // put your setup code here, to run once:
 s1.attach(myservo);
 pinMode(led1, OUTPUT);
 pinMode(button1, INPUT_PULLUP);
 pinMode(button2, INPUT_PULLUP);
}

void loop() {
  // put your main code here, to run repeatedly:
 int b1 = digitalRead(button1);
 int b2 = digitalRead(button2);
 for(angle = 0; angle <180;angle +=1);
 if (b1 == LOW || b2 == LOW ){ //ORGATE ||
  digitalWrite(led1, HIGH);
  s1.write(angle);
  delay(100);
 }else{
  for(angle = 180;angle >=1;angle -=1);
  digitalWrite(led1, LOW);
  s1.write(angle);
  delay(100);
 }
}